Täydelliset vieraat How to ruin a friendship in one evening

A group of middle-aged friends get together for dinner. The playful banter between couples who have known each other all their lives escalates into a adult version of the childhood game of truth or dare when no one dares to refuse the challenge. For this evening, all calls, texts, WhatsApps and other messages are public. Is it true that no one has any secrets?